Steel bar for steering rack, method for producing the same, and steering rack using the same

Details for Australian Patent Application No. 2004243752 (hide)

Owner Koyo Seiko Co., Ltd.

Inventors Anan, Gorou; Watanabe, Kazuhiro; Ohta, Atsuhiko; Kanaike, Yukinori; Itoziri, Hiroshi; Ikeda, Masakazu; Kamei, Makoto; Tsukamoto, Osamu

Agent Davies Collison Cave

Pub. Number AU-A-2004243752

PCT Pub. Number WO2004/106574

Priority 2003-157029 02.06.03 JP; 2003-148906 27.05.03 JP

Filing date 27 May 2004

Wipo publication date 9 December 2004

International Classifications

C22C 38/00 (2006.01) Ferrous alloys, e.g. steel alloys

C22C 38/60 (2006.01) Ferrous alloys, e.g. steel alloys - containing lead, selenium, tellurium or antimony, or more than 0.04% by weight of sulfur

B62D 3/12 (2006.01) Steering gears

C21D 9/32 (2006.01) Heat treatment, e.g. annealing, hardening, quenching, tempering, adapted for particular articles - for gear wheels, worm wheels, or the like

C22C 38/14 (2006.01) Ferrous alloys, e.g. steel alloys - containing titanium or zirconium

Event Publications

15 December 2005 PCT application entered the National Phase

  PCT publication WO2004/106574 Priority application(s): WO2004/106574

23 August 2007 Assignment before Grant

  Koyo Seiko Co., Ltd. The application has been assigned to JTEKT Corporation

24 December 2009 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(d). Examination has been requested or an examination report has issued for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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